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System and method for operating a turbo-charged engine

  • US 7,360,522 B2
  • Filed: 07/25/2006
  • Issued: 04/22/2008
  • Est. Priority Date: 07/25/2006
  • Status: Active Grant
First Claim
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1. A method, comprising:

  • providing a first fuel injection schedule having one or more injections per cylinder per compression stroke at a first discrete power level selected from a plurality of discrete power levels of an engine; and

    providing a second fuel injection schedule having a plurality of injections per cylinder per compression stroke at a second discrete power level selected from the plurality of discrete power levels of the engine, wherein the first and second fuel injection schedules comprise different injection characteristics from one another.

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